Finding the Fourth Proportional to 16,028,643.60, 24,058,711.80 and 7,950,740.40
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Solution
The fourth proportional to 16,028,643.60, 24,058,711.80 and 7,950,740.40 is: 11,933,921.34
Step by Step Solution
- Step 1: Write the proportion equation
16,028,643.60 : 24,058,711.80 = 7,950,740.40 : x - Step 2: Convert to fraction form
16,028,643.60/24,058,711.80 = 7,950,740.40/x - Step 3: Cross multiply
16,028,643.60x = 24,058,711.80 × 7,950,740.40 - Step 4: Simplify right side
16,028,643.60x = 191,284,571,880,216.75 - Step 5: Solve for x
x = 191,284,571,880,216.75/16,028,643.60 - Step 6: Final answer
x = 11,933,921.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.